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Standard for Road Tunnels, Bridges, and Other Limited Access Highways

This standard provides fire protection and fire life safety requirements for limited access highways, road tunnels, bridges, elevated highways, depressed highways, and roadways that are located beneath air-right structures.

Current Edition: 2017

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NFPA members and public sector officials may submit a question on an NFPA code or standard. Responses are provided by NFPA staff on an informal basis.

NFPA 502: News

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